A participle phrase will begin in past tense or present.
The word that represents the simple subject is scientists.
<h3>What is a simple subject?</h3>
Simple subject can be defined as the noun.or the pronoun that is carrying out the action of the verb.
From the sentence given, are the ones to learn more about how to prevent and cure hereditary diseases.
Therefore, the word that represents the simple subject is scientists.
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There are not any underlined verb however most of the verbs are in the infinitive form therfore the unlike verb is "needs" having said that:
The form of the verb underlined below is Indicative
The Indicative form express facts or opinions rather than intentions, express of moods, desire for someone to do something.
In this case "needs" shows the fact for someone "to open the door to let the dog out".
He struggles to regain control if his life after his brother took his dukebom from him.